Betula kenaica Evans. × Betula nana L. probable hybridAnnotated by Eric Hulten.
Alaska: Port Vista, Raspberry Strait, Raspberry Island, Kodiak group.
58.073032° N, 153.102293° W,
Uncertainty: 15000 meters.
Phenology: Fertile.
W. J. Eyerdam 4017, collected 1945
WTU, Accession: 293715B